1106382111409 has 3 divisors (see below), whose sum is σ = 1106383163257. Its totient is φ = 1106381059562.

The previous prime is 1106382111389. The next prime is 1106382111413. The reversal of 1106382111409 is 9041112836011.

The square root of 1106382111409 is 1051847.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1106382111409 - 2⁷ = 1106382111281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106382121409) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 525924 + ... + 1577770.

Almost surely, 2^{1106382111409} is an apocalyptic number.

1106382111409 is the 1051847-th square number.

1106382111409 is the 525924-th centered octagonal number.

It is an amenable number.

1106382111409 is a deficient number, since it is larger than the sum of its proper divisors (1051848).

1106382111409 is an frugal number, since it uses more digits than its factorization.

1106382111409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103694 (or 1051847 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The spelling of 1106382111409 in words is "one trillion, one hundred six billion, three hundred eighty-two million, one hundred eleven thousand, four hundred nine".